gecko-dev/xpcom/string/nsTStringHasher.h
Tooru Fujisawa 8c0843c04c Bug 1432749 - Part 1: Add DefaultHasher for nsTString. r=smaug
Differential Revision: https://phabricator.services.mozilla.com/D67836

--HG--
extra : moz-landing-system : lando
2020-04-14 06:00:05 +00:00

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsTStringHasher_h___
#define nsTStringHasher_h___
#include "mozilla/HashTable.h" // mozilla::{DefaultHasher, HashNumber, HashString}
namespace mozilla {
template <typename T>
struct DefaultHasher<nsTString<T>> {
using Key = nsTString<T>;
using Lookup = nsTString<T>;
static mozilla::HashNumber hash(const Lookup& aLookup) {
return mozilla::HashString(aLookup.get());
}
static bool match(const Key& aKey, const Lookup& aLookup) {
return aKey.Equals(aLookup);
}
};
} // namespace mozilla
#endif // !defined(nsTStringHasher_h___)